class Game:
    top_score=0
    def __init__(self,player_name):
        self.plaer_name=player_name

    @staticmethod
    def show_help():
        print('显示帮助信息')

    @classmethod
    def show_top_score(cls):
        print(f'最高分是{cls.top_score}')

    def start_play(self):
        print('玩游戏')

if __name__ == '__main__':
    Game.show_help()
    Game.show_top_score()
    xiaoming=Game(player_name='小明')
    Game.top_score=100

    Game.show_top_score()